code: def is_tesseract_available():
      # On Windows, using a portable version is supported if tesseract.exe
      # can be found in 'tools/tesseract'
      if is_windows():
          source_path = pathlib.Path(__file__).parent.parent.absolute()
          current_path = pathlib.Path(".").absolute()
  
          for path in (source_path, current_path):
              if path.joinpath(
                  "tools/tesseract/tesseract.exe"
              ).exists():
                  return True
  
      return shutil.which("tesseract") is not None
  
file_path: SerpentAI/serpent/ocr.py
imports: import pathlib
  import shutil
  import skimage.color
  import skimage.segmentation
  import skimage.filters
  import skimage.morphology
  import skimage.util
  import skimage.transform
  import skimage.measure
  import skimage.io
  import pytesseract
  from PIL import Image
  from serpent.utilities import is_windows
label_desc: Use image node_id 1 for calling a global function with example usage: is_tesseract_available() and returns: unknown, True